5 × 397 × 1997

Prime Factor Structure

Factorization String 5 × 397 × 1997

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 4,771,224

Proper Divisor Sum 807,179

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #3964031 ← → #3964061

1 5 397 1,985 1,997 9,985 792,809 3,964,045

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

3,964,045 11,892,136 5,946,068 2,973,034 1,486,517 4,459,552 2,229,776 1,114,888 557,444 278,722 139,361 418,084 209,042 104,521 313,564 156,782 78,391 235,174 117,587 352,762 176,381 529,144 264,572 132,286 66,143 198,430 99,215 297,646 148,823 446,470 223,235 669,706 334,853 1,004,560 502,280 251,140 125,570 62,785 188,356 94,178 47,089 141,268 70,634 35,317 105,952 52,976 26,488 13,244 6,622 3,311 9,934 4,967 14,902 7,451 22,354 11,177 33,532 16,766 8,383 25,150

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.